mirror of
https://github.com/ocrmypdf/OCRmyPDF.git
synced 2025-06-26 23:49:59 +00:00
54 lines
1.5 KiB
Python
54 lines
1.5 KiB
Python
# SPDX-FileCopyrightText: 2022 James R. Barlow
|
|
# SPDX-License-Identifier: MIT
|
|
from __future__ import annotations
|
|
|
|
from contextlib import contextmanager
|
|
from subprocess import CalledProcessError
|
|
from unittest.mock import patch
|
|
|
|
from ocrmypdf import hookimpl
|
|
from ocrmypdf.builtin_plugins.tesseract_ocr import TesseractOcrEngine
|
|
|
|
|
|
def raise_size_exception(*args, **kwargs):
|
|
raise CalledProcessError(
|
|
1,
|
|
'tesseract',
|
|
output=b"Image too large: (33830, 14959)\nError during processing.",
|
|
stderr=b"",
|
|
)
|
|
|
|
|
|
@contextmanager
|
|
def patch_tesseract_run():
|
|
with patch('ocrmypdf._exec.tesseract.run') as mock:
|
|
mock.side_effect = raise_size_exception
|
|
yield
|
|
mock.assert_called()
|
|
|
|
|
|
class BigImageErrorOcrEngine(TesseractOcrEngine):
|
|
@staticmethod
|
|
def get_orientation(input_file, options):
|
|
with patch_tesseract_run():
|
|
return TesseractOcrEngine.get_orientation(input_file, options)
|
|
|
|
@staticmethod
|
|
def generate_hocr(input_file, output_hocr, output_text, options):
|
|
with patch_tesseract_run():
|
|
TesseractOcrEngine.generate_hocr(
|
|
input_file, output_hocr, output_text, options
|
|
)
|
|
|
|
@staticmethod
|
|
def generate_pdf(input_file, output_pdf, output_text, options):
|
|
with patch_tesseract_run():
|
|
TesseractOcrEngine.generate_pdf(
|
|
input_file, output_pdf, output_text, options
|
|
)
|
|
|
|
|
|
@hookimpl
|
|
def get_ocr_engine():
|
|
return BigImageErrorOcrEngine()
|